Hanum, S. R., Che-Ani, A. I., Johar, S., Ismail, K., & Abd Razak, M. Z. (2016). ePortfolio: A Descriptive Survey for Contents and Challenges. International Journal of Emerging Technologies in Learning (iJET), 11(01), pp. 4–10. https://doi.org/10.3991/ijet.v11i01.4900